PIN & password: HTC One (M8)

Learn how to lock, unlock, and PUK unlock the HTC One (M8). Find out more on this page:

 

Device lock

PUK code unlock

SIM PIN

 

 

Device lock

Change device lock password / PIN

To change device lock password or PIN, follow these steps:

 

  1. From any Home screen, tap Apps.
  2. Tap Settings.
  3. Scroll to 'PERSONAL,' then tap Security.
  4. Tap Screen lock.
  5. Tap Password or PIN to make changes.
  6. Enter current password or PIN.
  7. Tap Next.
  8. Enter new password or PIN.
  9. Tap Continue.
  10. Enter new password or PIN to confirm.
  11. Tap OK.

 

 

Turn on / off device lock

To turn on or turn off the device lock password or PIN, follow these steps:

 

  1. From any Home screen, tap Apps.
  2. Tap Settings.
  3. Scroll to 'PERSONAL,' then tap Security.
  4. Tap Screen lock.
  5. Tap Password or PIN.
  6. Enter the password or PIN.
  7. Tap OK.
  8. Enter the password or PIN again to confirm.
  9. Tap OK.
  10. Tap OK again.

 

 

 

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PUK code unlock

PUK code unlock

Related errors:

  • 'PIN code blocked. Enter PUK code:'
  • 'Enter PUK code'
  • 'SIM card locked. Emergency calls only. Please contact Customer Care'

 

If you enter a PIN code incorrectly several times in a row, the device blocks you from attempting again. To enter a PUK code and unblock the PIN, follow these steps:

 

Important: You must call Customer Care for the PUK code. Entering the wrong code can permanently damage your SIM card.

 

  1. Contact Customer Care to request your PUK code.
  2. Tap Phone to open the dialer.
  3. If your phone is not yet PUK locked, tap Emergency Call on the screen where you enter the PIN code.
  4. Enter **05*[PUK]*[New PIN]*[New PIN]#
  5. When the phone displays 'Unblocking PIN: Registration was successful' tap OK.

 

 

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SIM PIN

Change SIM PIN

To change the SIM PIN code, follow these steps:

 

  1. From any Home screen, tap Apps.
  2. Tap Settings.
  3. Scroll to 'PERSONAL,' then tap Security.
  4. Tap Set up SIM card lock.
  5. If unselected, select the Lock SIM card check box, enter the current PIN code and tap OK.
  6. Tap Change SIM PIN.
  7. Enter the old SIM PIN code. The default SIM PIN code is 1234.
  8. Tap OK.
  9. Enter the new SIM PIN code.
  10. Tap OK.
  11. Enter the new SIM PIN code again to confirm.
  12. Tap OK.

 

 

Turn on / off SIM PIN

The SIM PIN code can protect your SIM from being used in other devices. When you turn on the SIM PIN lock, the device prompts you to enter the code after turning it on.

 

To lock and unlock the SIM card, follow these steps:

 

  1. From any Home screen, tap Apps.
  2. Tap Settings.
  3. Scroll to 'PERSONAL,' then tap Security.
  4. Tap Screen lock.
  5. Tap PIN.
  6. Enter the PIN.
  7. Tap CONTINUE.
  8. Enter the PIN again to confirm.
  9. Tap OK.

 

 

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